Palindromes!

from django.urls import resolve
from django.test import TestCase
from django.http import HttpRequest
from palindromes.views import caculate_palindromes


class HomePageTest(TestCase):

    def test_root_url_resolves_to_calculate_palindrome_view(self):
        found = resolve('/')
        self.assertEqual(found.func, caculate_palindromes)

    def test_home_page_returns_correct_html(self):
        request = HttpRequest()
        response = caculate_palindromes(request)
        html = response.content.decode('utf8')
        self.assertTrue(html.startswith('<html>'))
        self.assertIn('<title>Palindromes!</title>', html)
        self.assertTrue(html.endswith('</html>'))